Power Systems Stock bridge dampers are used to reduce the tension reduce the vibrations at the point of support All of these increase the sag reduce the tension reduce the vibrations at the point of support All of these increase the sag ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a fault occurs on any feeder, the fault current is much lower than with unsectional bus bar. none of these. much higher than with unsectional bus bar. equal to unsectional bus bar. much lower than with unsectional bus bar. none of these. much higher than with unsectional bus bar. equal to unsectional bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of modern EHV is designed based on switching voltage. lightning voltage. RI. corona. switching voltage. lightning voltage. RI. corona. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as skin effect corona effect All of these unsymmetrical fault skin effect corona effect All of these unsymmetrical fault ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands(N) is concentrically stranded cable with total annular space filled with strands of uniform diameter is given by (if x is number of layers) N = 3x²-2x+1 N = 3x²-6x+1 N = 3x²+3x+1 N = 3x²-3x+1 N = 3x²-2x+1 N = 3x²-6x+1 N = 3x²+3x+1 N = 3x²-3x+1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For head and low discharge the water turbine used Pelton wheel. Kaplan wheel. propeller turbine. Francis turbine. Pelton wheel. Kaplan wheel. propeller turbine. Francis turbine. ANSWER DOWNLOAD EXAMIANS APP
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